<!DOCTYPE html>
<title>Nested position:sticky table elements should render correctly</title>
<link rel="match" href="position-sticky-table-parts-ref.html" />
<link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos" />
<meta name="assert" content="This test checks that nested position:sticky table elements render correctly" />

<style>
.scroller {
  position: relative;
  width: 100px;
  height: 250px;
  overflow-x: hidden;
  overflow-y: auto;
}

.contents {
  height: 700px;
}

table {
  border-collapse: collapse;
}

.child, td, th {
  height: 50px;
  width: 50px;
  padding: 0;
}

.child {
  background: green;
}

table * {
  position: sticky;
  top: 5px;
}

.indicator {
  position: absolute;
  left: 0;
  background-color: red;
  height: 50px;
  width: 50px;
}

</style>

<script>
window.addEventListener('load', function() {
  document.body.offsetTop;
  document.getElementById('scroller1').scrollTop = 150;
});
</script>

<div id="scroller1" class="scroller">
  <div class="contents">
    <div class="indicator" style="top: 155px;"></div>
    <table>
      <tbody>
        <tr><td><div class="child"></div></td></tr>
        <tr><td></td></tr>
        <tr><td></td></tr>
        <tr><td></td></tr>
        <tr><td></td></tr>
        <tr><td></td></tr>
        <tr><td></td></tr>
      </tbody>
    </table>
  </div>
</div>
<div>There should be a green square at the top of the scroll view and no red visible.</div>